detection period: 2021-10-12 00:00-23:59 UTC
total number of suspected botnet IPs: 27459
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 25288
number of spam blocked: 0
recipient count of spam blocked: 0
The top 10 networks (as found in WHOIS), ordered by the number of suspected botnet IPs are:
Rank | Network | # of suspected botnet IPs |
---|---|---|
1 | ALISOFT | 827 |
2 | VNPT-VN | 794 |
3 | DIGITALOCEAN-192-241-128-0 | 742 |
4 | VIETTEL-VN | 677 |
5 | TencentCloud | 638 |
6 | HINET-NET | 469 |
7 | CHINANET-GD | 454 |
8 | TELKOMNET | 340 |
9 | BSNLNET | 340 |
10 | CMNET | 336 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
Rank | Country/Region | # of suspected botnet IPs |
---|---|---|
1 | China | 4705 |
2 | United States | 3651 |
3 | India | 2169 |
4 | Viet Nam | 2077 |
5 | Russian Federation | 2054 |
6 | Brazil | 1131 |
7 | Indonesia | 1049 |
8 | Thailand | 750 |
9 | Taiwan | 620 |
10 | Mexico | 533 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 555 | 351588 |
2 | 445 | 317752 |
3 | 2212 | 224674 |
4 | 2022 | 180968 |
5 | 1222 | 177039 |
6 | 1022 | 168261 |
7 | 7777 | 164431 |
8 | 622 | 160844 |
9 | 322 | 157803 |
10 | 1422 | 154495 |
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